O'Fallon, Missouri to West Chicago: Road Trip Guide & Distance

249.7 miles 401.9 km · straight line
312.2 miles estimated 502.4 km · driving distance
6h 17min estimated drive time
$30 - $37 estimated fuel cost
~1h 0min flight time
31° NNE bearing direction

How far is O'Fallon, Missouri from West Chicago?

The distance from O'Fallon, Missouri to West Chicago is 249.7 miles (401.9 km) as the crow flies. West Chicago is located NNE of O'Fallon, Missouri. By car, the driving distance is approximately 312.2 miles, taking about 6h 17min. A direct flight would take roughly 1h 0min. Both are located in United States — O'Fallon, Missouri in Missouri and West Chicago in Illinois.

For a drive of this length, it's recommended to plan at least one quick rest stop to stretch your legs and grab a coffee. Heading East means you'll be driving into the sunrise if you start early. Keep your windshield clean for the best visibility.

Coordinates come from public place data for O'Fallon, Missouri and West Chicago. The driving distance is estimated from straight-line distance with a road-factor model, so confirm the route in your navigation app. Fuel, flight, bus, and train values are planning estimates and can change by date, provider, road closures, and border rules.

How to Get from O'Fallon, Missouri to West Chicago

Method Time Est. Cost Best For
Drive 6h 17min $30 - $37 Flexible stops
Fly ~1h 0min $80–200* Speed
Bus ~7h 32min $25–$47* Budget
Train ~5h 58min $37–$109* Comfort

Suggested Stops Between O'Fallon, Missouri & West Chicago

Quick Facts

O'Fallon, Missouri
38.81°N, 90.70°W
America/Chicago
165m elevation
West Chicago
41.88°N, 88.20°W
America/Chicago
239m elevation
Explore more routes from West Chicago

Did You Know?

  • At walking speed (3 mph), it would take about 83 hours of non-stop walking
  • By bicycle at 12 mph, the journey would take roughly 21 hours
  • You could travel this distance about 99.7 times to circle the Earth's equator
Data Sources & Estimate Notes GeoNames · OpenStreetMap · Driving distance estimated using road factor coefficients